Electrical 7
Which of the following is not a common reason for a dead battery?
Good quality battery and battery cables
Which of the following is advised not to keep close to computers, magnetic storage, media, and other sensitive electronic devices?
Shake flashlight
Which of the following is not an example of an energy source?
Shake flashlight
The definition of ON-ON SPDT is
Single Pole, Double Throw
In a centrifugal pump, the revolving of the impeller blades causes _______ at the entrance of the impeller.
a decrease in pressure
Symptoms of a dead battery when the key is turned on are:
all of these answers are correct
The 'ON' position of the switch refers to
closed circuit
Kilowatt-hour is the unit of __________.
energy
Which of the following lights generate the most amount of heat?
incandescent
Megawatt is the unit of __________.
power
A _________ is a form of a manual pump that was first identified in 2000 BC in ancient Mesopotamia.
shadoof
The push to make momentary is represented by the abbreviation
(ON)-OFF SPST momentary
The estimated life span of an incandescent light bulb is
1000 hours
The lamps that can replace reading lights during a power outage are called
Portable fluorescent lamps
Which of the following lights generate the least amount of heat?
LED
The purpose of a car battery is
to provide the temporary surge of amps needed to start the car
The engine coolant of the car is a combination of
water and antifreeze
